intra.h

用于嵌入式系统的TCP/IP协议栈及若干服务

/*
*            Copyright (c) 1998-2001 by NETsilicon Inc.
*
*  This software is copyrighted by and is the sole property of
*  NETsilicon.  All rights, title, ownership, or other interests
*  in the software remain the property of NETsilicon.  This
*  software may only be used in accordance with the corresponding
*  license agreement.  Any unauthorized use, duplication, transmission,
*  distribution, or disclosure of this software is expressly forbidden.
*
*  This Copyright notice may not be removed or modified without prior
*  written consent of NETsilicon.
*
*  NETsilicon, reserves the right to modify this software
*  without notice.
*
*  NETsilicon
*  411 Waverley Oaks Road                  USA 781.647.1234
*  Suite 227                               http://www.netsilicon.com
*  Waltham, MA 02452                       [e-mail]
*
*************************************************************************
*  $Name: Fusion 6.52 Fusion 6.51 $
*  $Date: 2001/09/20 10:19:20 $
*  $Source: M:/psisrc/stack/incl/rcs/intra.h $
*  $Revision: 1.7 $
**************************************************************************
*  File Description:  Intra machine protocol definitions
*
**************************************************************************/

#ifndef _INTRA_
#define _INTRA_

#include "config.h"
#include "ccdep.h"

/* protocol identifiers */
#define INTRA_DGRAM     0       /* intramachine datagram */
#define INTRA_STREAM    1       /* intramachine byte stream */

/* packet sizes */

#define INTRA_PSIZE     4096
#define INTRA_CPSIZE    4096

/* intramachine header (datagrams) */
typedef struct ih {
	u16              ih_length;
	u16              ih_packet_type;
} ih;

typedef struct str_t { /* intramachine name storage */
	struct  str_t   * st_next;      /* ptr. to next in list */
	struct  str_t   * st_prev;      /* ptr. to prev in list */
	u16              st_refcnt;     /* # of times referenced */
	u16              st_len;        /* maps over so_addr */
	u16              st_type;
	char             st_name[2];
} str_t;

#endif  /*_INTRA_*/